This cap has a cooling function. Cool Vital" is used for the bottle skin (the inner band). Cool Vital can lower the temperature of the fabric by vibrating and evaporatively cooling the absorbed moisture. Therefore, by wetting the sun visor with water and shaking it, it becomes cool and can be used repeatedly. This is the best function for golf and leisure scenes in the hot season. The mesh material and the logo design of Lecoq everywhere are recommended items that can be easily combined and sometimes even accented.